1. Melt the margarine in a saucepan.
2. Add the garlic and let it sit for a couple minutes so the garlic flavor can infuse into the margarine. Stir it!
3. Add the soymilk and the flour. Whisk it.
4. Add the seasonings and the vegan cheeses. Whisk it thoroughly until the vegan cheeses melt. It will start to really thicken up once it gets hot.